You may have noticed that your Wi-Fi speeds slow down as more people or devices use the network. The same is true for larger systems. If too many people gather in one area, cell towers can’t handle the influx of people. Serious wireless traffic congestion is on the horizon as the number of connected devices grows exponentially and the coming wave of artificial intelligence will make the problem even worse. Now, scientists at the University of Florida have a potential solution: making the chip 3D. ——Thomas Germain read more